Missing Authorization Vulnerability in Frappe CRM by Frappe
CVE-2026-108734

5.3MEDIUM

Key Information:

Vendor

Frappe

Status
Crm
Vendor
CVE Published:
11 October 2026

What is CVE-2026-108734?

In Frappe CRM versions 1.49.0 to 1.87.0, a missing authorization vulnerability exists in the crm.api.doc.get_linked_docs_of_document function. This flaw allows authenticated users to access linked documents without proper permission checks. Consequently, attackers can exploit this vulnerability to read sensitive information, such as call log phone numbers and notification texts related to deals, leads, comments, or users they shouldn't have access to. Organizations using affected versions are advised to implement the necessary security patches to mitigate this risk.

Affected Version(s)

crm 1.49.0 <= 1.87.0

References

https://hackmd.io/@haind03/frappe-crm-linked-docs-uncheck...
third-party-advisory
https://github.com/frappe/crm/blob/0d3910b456ef4fb913e77b...
technical-description
https://github.com/frappe/crm
product

CVSS V4

Score:
5.3
Severity:
MEDIUM
Confidentiality:
Low
Integrity:
None
Availability:
None
Attack Vector:
Network
Attack Complexity:
Low
Attack Required:
None
Privileges Required:
Undefined
User Interaction:
None

Timeline

  • Vulnerability published

  • Vulnerability Reserved

Credit

HaiND from the Post and Telecommunication Institute of Technology
.